Epson Powerlite 7300 Users Guide

133
7Technical Specifications General
Type of display Poly-silicon Thin Film Transistor (TFT)
(PowerLite 5300 and 7300 models have a
Micro Lens Array (MLA) built in)
Size of liquid crystal
panels    Diagonal: 1.3 inches (33.6 mm) 
Lens F=2.0–2.3, f=55–72 mm
Resolution PowerLite 5300: SVGA, 800 ´ 600 pixels
PowerLite 7200/7300: XGA, 1024 ´ 768
pixels
Color reproduction 24 bit, 16.7 million colors
Brightness PowerLite 5300/7300: 1200 lumens (ANSI)
PowerLite 7200: 1000 lumens (ANSI)
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7  •  Technical Specifications             134
Image size 30 to 300 inches (at 3.9 to 40.6 feet 
distance), Wide angle 
23 to 230 inches (at 5.1 to 54 feet
distance), Tele angle
Projection distance 3.9 to 54.7 feet (1.2 to 16.7 meters)
Projection methods Front, rear, upside-down (ceiling mount)
Internal speaker system 3 
´ 3 W stereo output
2 ´ 3 W 8 (ohm) speakers
Optical aspect ratio 4:3 (horizontal : vertical)
Zoom ratio 1:1.3
Tilt angle 0° to 12°
Supported video 
interface standards NTSC, PAL, PAL-M,...

135
Mouse CompatibilitySupports PS/2, serial, ADB
Repeater InterfaceSupports Xantech® IR repeaters,
3.5 mm stereo mini-jack
MechanicalHeight 4.7 inches (120 mm) 
Width 11.8 inches (300 mm) 
Depth 14.3 inches (363 mm) 
Weight 13.7 lb (6.2 kg)
ElectricalRated frequency 50/60 Hz
Power supply 100 to 120 VAC, 2.4 A 200 to 240 VAC, 1.2 A
Power consumption Operating: 200 W Standby: 8.4 W
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7  •  Technical Specifications             136
Environmental
Temperature Operating: 41 to 104° F (5 to 40° C),
non-condensing
Storage: 14 to 140° F (–10 to 60° C),
non-condensing
Humidity Operating: 20 to 80% RH, 
non-condensing
Storage: 10 to 90% RH, 
non-condensing
Safety
United States FCC Part 15J Class B
UL1950 Rev. 3
Canada DOC SOR/88-475
CSA C22.2 No. 950 Rev. 3
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137
Supported Monitor Displays
The following table lists the display formats supported by the 
projector:
Note: The frequencies of some computers may not allow the image to be 
displayed correctly.Computer type Formats Resolutions
IBM PC and 
IBM PC compatibleEGA, VGA EGA
VGA CGA
VGA60, VESA
VGA Text
VGA Text
SVGA
XGA
SXGA
SXGA
SXGA640 ´ 350
640 ´ 400
640 ´ 480
720 ´ 350
720 ´ 400
800 ´ 600
1024 ´ 768
1152 ´ 864
1280 ´ 960
1280 ´ 1024
Apple Macintosh Standard 8- and 
24-bit color monitor640 ´ 480
832 ´...

7  •  Technical Specifications             138
 Computer 1 and 2 and Computer Out connector pin assignments
The Computer 1, 2 and Computer Out connectors are female video 
RGB, 15-pin micro-D-style connectors. Here are the pin assignments:
Input pin Computer Out
connector signalsComputer 1 and 2 
connector signals
1 Red out / red video Red video
2 Green out / green video Green video
3 Blue out / blue video Blue video
4 Reserved Monitor (ID bit 2)
5 GND GND
6 GND Red video GND
7 GND Green video GND
8 GND...

139
Glossary
Brightness. The balance of light and dark shades in an image.
Component video. The recording and transmission of video using 
separate red, green, blue and synchronization signals. 
Composite video. A type of video signal that encodes picture, 
luminance, and synchronization information so it can be carried in one 
signal.
Contrast. A measure of the tonal differences between the highlights 
and shadows of an image. In a high-contrast image, light areas are very 
bright and dark areas are...

  •  Glossary             140
PAL (Phase Alternation by Line). A 625-line video broadcast format 
used in Western Europe, India, China, Australia, New Zealand, and 
parts of Africa.
Point. A measurement of drawn or printed objects. One point equals 
1/72 inch.
Resolution. A measure of the amount of detail contained in an image. 
Resolution can be measured in dots per inch or in pixels. Image 
sharpness and clarity improve as resolution increases.
RGB. A type of color scheme that defines color as...

141
 
IndexNumerics3D Sound, 
84, 
108AAbout menu, 
90
Accessories, 
4, 
8
Air filter, cleaning, 
119 to 
120
Amplification, 
53 to 
54
Anti-theft device, 
15
Audio
connecting desktop, 
25, 
39
connecting laptop, 
30
connecting PowerBook, 
48
menu, 
75, 
83 to 
84
BBar function, 
98, 
101
Bass, 
83, 
108
Batteries, installing, 
16 to 
17
Blank
button, 
68
menu option, 
85
BNC Format, 
87, 
110
Brightness, 
80, 
82, 
105, 
106, 
107, 
133, 
139
Buttons
control panel, 
71, 
78 to 
80
customizing the...

Index
            142
CCables, 4, 12 to 14
Camcorder, adjusting the projected image, 
82 to 83
Case, cleaning, 118
Ceiling, hanging the projector from, 85, 109
Cleaning
air filter, 119 to 120
lens, 118
projector case, 118
Color
adjusting screen whiteness, 85
balance, 82, 106
menu option, 81, 82
saturation, 82, 106, 107
COM port, changing, 103
CompuServe, 6
Computer connector pin assignments, 138
Computer, adjusting projected image for, 
80 to 83
Connecting projector
to a desktop Macintosh, 31 to 39
to a...